Author Archives: Anthony Vandewerdt

About Anthony Vandewerdt

I am an IT Professional who lives and works in Melbourne Australia. This blog is totally my own work. It does not represent the views of any corporation. Constructive and useful comments are very very welcome.

Evergreen Storage? Can it actually work?

Pure Storage is one of several hot flash vendors in the market right now.   Despite some negativity about their recent IPO, it actually shows that the market thinks they have got their product and execution right. One challenge for every … Continue reading

Posted in Uncategorized | 3 Comments

vSphere ESXi6.0 CBT (VADP) bug that affects incremental backups / snapshots.

VMware recently posted a new KB article 2136854 to advertise a new issue that has been found with their Changed Block Tracking (CBT) code. It’s important to note that this is not the same one as posted recently also for ESXi 6.0 … Continue reading

Posted in Actifio, vmware | 2 Comments

Accessing the Instrumentation

Here are some rather bad photos of my 1972 Holden HQ Kingswood Premier, one of my first ever cars (and one that I sadly no longer own): This was the V8 Four Litre model (actually 253 cubic inches, often jokingly described as … Continue reading

Posted in Uncategorized | 5 Comments

DevOps Culture lessons for all of us?

A colleague of mine recently pointed me at this fascinating document: https://puppetlabs.com/2015-devops-report It seems everyone is talking about DevOps right now, and if we accept even half of what this report tells us, to ignore what it is saying would be an opportunity lost.   In essence … Continue reading

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Do not install ESXi 5.5 Update 3 if you rely on VMware snapshots

ESXi 5.5 Update 3 was released on September 16, 2015.   Since it was released it has emerged that after upgrading an ESXi host to this update, a snapshot consolidation task can result in the relevant Virtual Machine suffering an … Continue reading

Posted in vmware | Tagged | 1 Comment

Making sense of the IBM SVC/Storwize Code release cycle

********************** UPDATE 14 August 2015 When I initially posted this blog, there was a major error in my base spreadsheet, that made the time periods shorter than they actually were (because it was only using weekdays, 5 days per week, … Continue reading

Posted in IBM, IBM Storage, Storwize V3700, Storwize V7000, SVC, Uncategorized | 6 Comments

Unix tools for the SVC and Storwize masses: a 12 year journey

So it turns out the only thing harder than writing blog posts is keeping up with other people’s blog posts  (actually it’s easy to write blog posts….  it’s just hard to write good and useful ones).   So when I … Continue reading

Posted in IBM, IBM Storage, Storwize V3700, Storwize V7000, SVC | 1 Comment